472745875585566 has 128 divisors (see below), whose sum is σ = 1097827122663936. Its totient is φ = 134124817121280.

The previous prime is 472745875585559. The next prime is 472745875585573. The reversal of 472745875585566 is 665585578547274.

It is an interprime number because it is at equal distance from previous prime (472745875585559) and next prime (472745875585573).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 7233253360 + ... + 7233318716.

It is an arithmetic number, because the mean of its divisors is an integer number (8576774395812).

Almost surely, 2^{472745875585566} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 472745875585566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (548913561331968).

472745875585566 is an abundant number, since it is smaller than the sum of its proper divisors (625081247078370).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

472745875585566 is a wasteful number, since it uses less digits than its factorization.

472745875585566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 98986.

The product of its digits is 79027200000, while the sum is 84.

The spelling of 472745875585566 in words is "four hundred seventy-two trillion, seven hundred forty-five billion, eight hundred seventy-five million, five hundred eighty-five thousand, five hundred sixty-six".